package com.springmybatis;

import com.springmybatis.ZhanglongFactoryBean;
import com.zhanglong.mapper.UserMapper;
import org.springframework.beans.factory.support.AbstractBeanDefinition;
import org.springframework.beans.factory.support.BeanDefinitionBuilder;
import org.springframework.beans.factory.support.BeanDefinitionRegistry;
import org.springframework.beans.factory.support.BeanNameGenerator;
import org.springframework.context.annotation.ImportBeanDefinitionRegistrar;
import org.springframework.core.type.AnnotationMetadata;
import org.springframework.core.type.classreading.MetadataReader;
import org.springframework.core.type.classreading.MetadataReaderFactory;
import org.springframework.core.type.filter.TypeFilter;

import java.io.IOException;
import java.util.Map;

public class ZhanglongImportBeanDefinitionRegistrar implements ImportBeanDefinitionRegistrar {

    @Override
    public void registerBeanDefinitions(AnnotationMetadata importingClassMetadata, BeanDefinitionRegistry registry, BeanNameGenerator importBeanNameGenerator) {

        Map<String, Object> annotationAttributes = importingClassMetadata.getAnnotationAttributes(ZhanglongScan.class.getName());
        String path = (String) annotationAttributes.get("value");

        ZhanglongScanner zhanglongScanner = new ZhanglongScanner(registry);
        zhanglongScanner.addIncludeFilter(new TypeFilter() {
            @Override
            public boolean match(MetadataReader metadataReader, MetadataReaderFactory metadataReaderFactory) throws IOException {
                return true;
            }
        });
        zhanglongScanner.scan(path);

        /*AbstractBeanDefinition beanDefinition = BeanDefinitionBuilder.genericBeanDefinition().getBeanDefinition();
        beanDefinition.setBeanClass(ZhanglongFactoryBean.class);
        beanDefinition.getConstructorArgumentValues().addGenericArgumentValue(UserMapper.class);

        registry.registerBeanDefinition("userMapper", beanDefinition);*/
    }
}
